STORM collects annual membership fees to finance public education activities. All fees are due to the fiscal agent at the above address within 60 days of joining STORM and annually thereafter within 30 days after the start of the July 1st fiscal year. Fees paid after September 1 of each year will be charged a $100 per month late fee. Voting members who are delinquent in their fees shall have their voting power suspended until such time as their fees are current. The STORM organization fiscal year shall be effective July 1 and extend through June 30 of each year.

Please send membership fees to:

P.O. Box 502
Phoenix, AZ 85001-0502

Membership fees for municipal members are based on population from the most recent national census per the following schedule:

Membership Fee Schedule

Population Fee
0 - 25,000 $1,000
25,001 - 50,000 $1,500
50,001 - 100,000 $2,000
100,001 - 250,000 $2,500
Greater than 250,000 $5,000
Affiliate Membership $1,000
Sponsorship Contact a STORM Board Member


Tres Rios Nature Festival
03/05/16 9am - 3pm

Tres Rios Nature Festival
03/06/16 9am - 3pm

AZ Stormwater Summit 2016

Glendale’s Surviving the Summer Festival
Fountain Park 67851 N. Sunset Blvd, Glendale

View Calendar


General contact email: This email address is being protected from spambots. You need JavaScript enabled to view it..

To contact a member or report a problem within your community, click on the appropriate link below.